3[x+2(4x-1)]=7x+4

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Solution for 3[x+2(4x-1)]=7x+4 equation:


Simplifying
3[x + 2(4x + -1)] = 7x + 4

Reorder the terms:
3[x + 2(-1 + 4x)] = 7x + 4
3[x + (-1 * 2 + 4x * 2)] = 7x + 4
3[x + (-2 + 8x)] = 7x + 4

Reorder the terms:
3[-2 + x + 8x] = 7x + 4

Combine like terms: x + 8x = 9x
3[-2 + 9x] = 7x + 4
[-2 * 3 + 9x * 3] = 7x + 4
[-6 + 27x] = 7x + 4

Reorder the terms:
-6 + 27x = 4 + 7x

Solving
-6 + 27x = 4 + 7x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-7x' to each side of the equation.
-6 + 27x + -7x = 4 + 7x + -7x

Combine like terms: 27x + -7x = 20x
-6 + 20x = 4 + 7x + -7x

Combine like terms: 7x + -7x = 0
-6 + 20x = 4 + 0
-6 + 20x = 4

Add '6' to each side of the equation.
-6 + 6 + 20x = 4 + 6

Combine like terms: -6 + 6 = 0
0 + 20x = 4 + 6
20x = 4 + 6

Combine like terms: 4 + 6 = 10
20x = 10

Divide each side by '20'.
x = 0.5

Simplifying
x = 0.5

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